1994 Pontiac Grand Prix check engine loght soon

120,000 MILES • 6 CYL • FWD • AUTOMATIC
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HOHUM343
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why on long trips does my check engine light come on?Intown driving its fine.
Sep 29, 2009 at 3:13 AM
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HOHUM343
  • MEMBER
  • 2 POSTS
[quote:152ca116f4="hohum343"]Engine Mechanical problem
1994 Pontiac Grand Prix 6 cyl Front Wheel Drive Automatic 120000 miles

why on long trips does my check engine light come on?Intown driving its fine.[/quote:152ca116f4]
Sep 29, 2009 at 3:17 AM
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